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Meaning of chronometer

chro•nom•e•ter

Pronunciation: (kru-nom'i-tur), [key]
— n.
  1. a timepiece or timing device with a special mechanism for ensuring and adjusting its accuracy, for use in determining longitude at sea or for any purpose where very exact measurement of time is required.
  2. any timepiece, esp. a wristwatch, designed for the highest accuracy.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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